title: p53 mediates density-dependent growth arrest.
mesh_terms: D018929:Cell Culture Techniques; D018797:Cell Cycle Proteins / Q000502:physiology; D016923:Cell Death; D002455:Cell Division; D002478:Cells, Cultured; D003260:Contact Inhibition; D019941:Cyclin-Dependent Kinase Inhibitor p16 / Q000235:genetics / Q000502:physiology; D050760:Cyclin-Dependent Kinase Inhibitor p27; D005347:Fibroblasts / Q000166:cytology*; D016193:G1 Phase; D020868:Gene Silencing; D006801:Humans; D016159:Tumor Suppressor Protein p53 / Q000502:physiology*; D025521:Tumor Suppressor Proteins / Q000502:physiology
chemical_list: D018797:Cell Cycle Proteins; D019941:Cyclin-Dependent Kinase Inhibitor p16; D016159:Tumor Suppressor Protein p53; D025521:Tumor Suppressor Proteins; D050760:Cyclin-Dependent Kinase Inhibitor p27